As a risk management associate, Maria Ruiz helps the risk management team in measuring, monitoring, and assessing risks within investment portfolios. She joined Calamos in 2025. Her previous experience includes an internship at Oak Hill Advisors, where she focused on developing risk modeling tools, and serving as a financial researcher at Mexico Central Bank. She holds a BS in Actuarial Science from Instituto Tecnológico Autónomo de México and an MS in Computational Finance from Carnegie Mellon University.